#2F38B6#2F38B6

#2F38B6 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.5% C 0.195 H 271.6°. Best body text is #FFFFFF at 8.89:1 contrast (WCAG AA passes).

Color values

HEX	#2F38B6
RGB	rgb(47, 56, 182)
HSL	hsl(236, 59%, 45%)
HSV	hsv(236, 74%, 71%)
CMYK	cmyk(74.2%, 69.2%, 0%, 28.6%)
CIE-LAB	lab(31.37, 39.69, -67.28)
CIE-LCH	lch(31.37, 78.12, 300.54°)
OKLab	oklab(42.47% 0.0055 -0.1947)
OKLCH	oklch(42.47% 0.195 271.6)
XYZ	xyz(11.0271, 6.8089, 44.9800)
Luminance	0.0681 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F38B6 #B6AD2F

analogous

#2F7CB6 #2F38B6 #6A2FB6

triadic

#2F38B6 #B62F38 #38B62F

tetradic

#2F38B6 #B62F7C #B6AD2F #2FB66A

square

#2F38B6 #B62F7C #B6AD2F #2FB66A

split-complementary

#2F38B6 #B66A2F #7CB62F

monochromatic

#161A55 #222985 #2F38B6 #5059D2 #8187DE

Accessibility & contrast

On white

8.89

#2F38B6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#2F38B6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F38B6

8.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F38B6	#FFFFFF	#000000	##FFFFFF
##2F38B6	1.00	8.89	2.36	8.89
#FFFFFF	8.89	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050BA

Deuteranopia (green-blind)

#0043B4

Tritanopia (blue-blind)

#005B72

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2f38b6;
/* rgb */ color: rgb(47, 56, 182);
/* oklch */ color: oklch(42.5% 0.195 271.6);

Tailwind

colors: {
  custom: {
    50: '#7c6fcd',
    500: '#2f38b6',
    950: '#000000',
  },
}

SCSS

$custom: #2f38b6;
$custom-light: #7c6fcd;
$custom-dark: #000000;

JSON

{
  "hex": "#2f38b6",
  "rgb": {
    "r": 47,
    "g": 56,
    "b": 182
  },
  "hsl": {
    "h": 236,
    "s": 58.952,
    "l": 44.902
  },
  "oklch": {
    "l": 0.42467,
    "c": 0.19474,
    "h": 271.6
  },
  "luminance": 0.0681
}

Semantic roles & 50–950 ramp

primary

#2F38B6

secondary

#C7C279

accent

#D846E2

background

#F8F6FC

surface

#EFECF9

border

#CAC7D2

text

#0B0714

muted

#7C7A82

Preview Lab

Preview with #2F38B6

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →